/**
 *    Copyright ${license.git.copyrightYears} the original author or authors.
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
package org.mybatis.generator.codegen.ibatis2.sqlmap.elements;

import java.util.Iterator;

import org.mybatis.generator.api.IntrospectedColumn;
import org.mybatis.generator.api.dom.xml.Attribute;
import org.mybatis.generator.api.dom.xml.TextElement;
import org.mybatis.generator.api.dom.xml.XmlElement;
import org.mybatis.generator.codegen.ibatis2.Ibatis2FormattingUtilities;

/**
 * 
 * @author Jeff Butler
 * 
 */
public class BaseColumnListElementGenerator extends AbstractXmlElementGenerator {

  public BaseColumnListElementGenerator() {
    super();
  }

  @Override
  public void addElements(XmlElement parentElement) {
    XmlElement answer = new XmlElement("sql"); //$NON-NLS-1$

    answer.addAttribute(new Attribute("id", //$NON-NLS-1$
        introspectedTable.getBaseColumnListId()));

    context.getCommentGenerator().addComment(answer);

    StringBuilder sb = new StringBuilder();
    Iterator<IntrospectedColumn> iter = introspectedTable.getNonBLOBColumns().iterator();
    while (iter.hasNext()) {
      sb.append(Ibatis2FormattingUtilities.getSelectListPhrase(iter.next()));

      if (iter.hasNext()) {
        sb.append(", "); //$NON-NLS-1$
      }

      if (sb.length() > 80) {
        answer.addElement(new TextElement(sb.toString()));
        sb.setLength(0);
      }
    }

    if (sb.length() > 0) {
      answer.addElement(new TextElement(sb.toString()));
    }

    if (context.getPlugins().sqlMapBaseColumnListElementGenerated(answer, introspectedTable)) {
      parentElement.addElement(answer);
    }
  }
}
